Symbol: F_HID_OPT
drivers/usb/gadget/function/f_hid.c
1374
F_HID_OPT(subclass, 8, 255);
drivers/usb/gadget/function/f_hid.c
1375
F_HID_OPT(protocol, 8, 255);
drivers/usb/gadget/function/f_hid.c
1376
F_HID_OPT(no_out_endpoint, 8, 1);
drivers/usb/gadget/function/f_hid.c
1377
F_HID_OPT(report_length, 16, 65535);